| AGNOIOLOGIES | • AGNOIOLOGY n. the science or study of ignorance. |
| ANTHEROZOOID | • antherozooid n. Alternative form of antherozoid. • ANTHEROZOOID n. a motile male gamete produced in an antheridium, also ANTHEROZOID. |
| COOPERATIONS | • cooperations n. Plural of cooperation. • coöperations n. Plural of coöperation. • COOPERATION n. the action of cooperating. |
| DECOLORATION | • decoloration n. Alternative spelling of decolouration. • DECOLORATION n. removal or absence of colour. |
| ECHOLOCATION | • echolocation n. The use of echoes to detect objects as observed in bats and other natural creatures. Also known as biosonar. • ECHOLOCATION n. determining the position of objects by means of supersonic vibrations echoed from them, as a bat does. |
| GEOLOCATIONS | • geolocations n. Plural of geolocation. • GEOLOCATION n. the use of technology to identify the geographical location of an internet user. |
| MONADOLOGIES | • monadologies n. Plural of monadology. • MONADOLOGY n. the doctrine or theory of monads. |
| NONEMOTIONAL | • nonemotional adj. Not emotional; unrelated to emotion. • NONEMOTIONAL adj. not emotional. |
| OCEANOLOGIES | • OCEANOLOGY n. the science of the oceans. |
| OCEANOLOGIST | • oceanologist n. One who studies oceanology. • OCEANOLOGIST n. a student of oceanology. |
| ONOMATOPOEIA | • onomatopoeia n. (Uncountable) The property of a word of sounding like what it represents. • onomatopoeia n. (Countable) A word that sounds like what it represents, such as "gurgle," "stutter," or "hiss". • onomatopoeia n. (Uncountable, rhetoric) The use of language whose sound imitates that which it names. |
| ONOMATOPOEIC | • onomatopoeic adj. Of or relating to onomatopoeia. • onomatopoeic adj. Having the property of onomatopoeia. • onomatopœic adj. Alternative spelling of onomatopoeic. |
| ORGANOLOGIES | • organologies n. Plural of organology. • ORGANOLOGY n. the science of organs or of anything considered as an organic structure. |